The AMROC corporation proposed to develop low-cost hybrid-propulsion orbital launch vehicles in the 1980's. Actual flight hardware did not go beyond a small test vehicle.

Manufacturer: eAc. Launches: 1. Failures: 1. Success Rate: 0.00%. First Launch Date: 1989-10-05. Last Launch Date: 1989-10-05. Launch data is: complete. Version:

AMROC IRR.

Single stage vehicle.

Launches: 1. Failures: 1. First Launch Date: 1989-10-05. Last Launch Date: 1989-10-05. Apogee: 100 km (60 mi). Liftoff Thrust: 315.000 kN (70,814 lbf). Total Mass: 12,200 kg (26,800 lb). Core Diameter: 1.29 m (4.23 ft). Total Length: 17.70 m (58.00 ft).

• Stage1: 1 x AMROC IRR. Gross Mass: 12,200 kg (26,800 lb). Motor: 1 x H1500. Thrust (vac): 315.000 kN (70,814 lbf). Burn time: 70 sec. Length: 17.70 m (58.00 ft). Diameter: 1.29 m (4.23 ft). Propellants: Lox/Solid.

1989 October 5 - 17:28 GMT - Vandenberg 576A3. AMROC IRR SET-1 FAILURE: Failure. Test mission Agency: AMROC. Apogee: 0 km ( mi).